AT-30 Corrosion Inhibitor

Metal Mates AT-30 is an in-process / short-term rust preventive that is typically applied at 3% dilution. This water-based product dries to a light, non-tacky film and provides excellent corrosion protection for steel parts. 


  • Light protective film
  • Easy to clean
  • Washes clean with warm water
  • Will not varnish after multiple applications


  • Spray, brush, roll coat or drip application on cold and hot rolled steel.

Packaging Details

Part No. US Net Contents Container Type Units/Case Color
MM4202 5 Gallon Pail 1 Clear;Light Amber
MM4203 55 gal drum 1 clear, light amber
MM4206 330 gal tote 1 clear, light amber

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Appearance / Physical State liquid
Odor amine odor
pH Value 8.0-9.0 at 10%
Specific Gravity 1.04
Boiling Point / Range 212F (100C)
Vapor Pressure <1 mmHg
Vapor Density >1
Prop 65 Warning No
Refractometer Readings 3-8 RI
Dilution Ratio 3:1 to 10:1

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